#music {
  .muBut {
    position: fixed;
    top: 100rem; /**/
    right: 10%; /**/
    z-index: 999;
    animation: rotate 5s infinite linear;
    animation-play-state: paused;
    cursor: pointer;
  }

  @keyframes rotate {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(359deg);
    }
  }
}
